hugetlb: Add hugetlb_dynamic_pool sysctl

[linux-2.6] / mm / shmem.c

diff --git a/mm/shmem.c b/mm/shmem.c
index 131f2938f3ad314da0065f8060a941b511480c04..76ecbac0d55bd8578de1f67d7655cf4b0babe995 100644 (file)
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -95,9 +95,9 @@ static inline struct page *shmem_dir_alloc(gfp_t gfp_mask)
         * BLOCKS_PER_PAGE on indirect pages, assume PAGE_CACHE_SIZE:
         * might be reconsidered if it ever diverges from PAGE_SIZE.
         *
-        * __GFP_MOVABLE is masked out as swap vectors cannot move
+        * Mobility flags are masked out as swap vectors cannot move
         */
-       return alloc_pages((gfp_mask & ~__GFP_MOVABLE) | __GFP_ZERO,
+       return alloc_pages((gfp_mask & ~GFP_MOVABLE_MASK) | __GFP_ZERO,
                                PAGE_CACHE_SHIFT-PAGE_SHIFT);
 }
 
@@ -971,7 +971,7 @@ static inline int shmem_parse_mpol(char *value, int *policy, nodemask_t *policy_
                *nodelist++ = '\0';
                if (nodelist_parse(nodelist, *policy_nodes))
                        goto out;
-               if (!nodes_subset(*policy_nodes, node_online_map))
+               if (!nodes_subset(*policy_nodes, node_states[N_HIGH_MEMORY]))
                        goto out;
        }
        if (!strcmp(value, "default")) {
@@ -996,9 +996,11 @@ static inline int shmem_parse_mpol(char *value, int *policy, nodemask_t *policy_
                        err = 0;
        } else if (!strcmp(value, "interleave")) {
                *policy = MPOL_INTERLEAVE;
-               /* Default to nodes online if no nodelist */
+               /*
+                * Default to online nodes with memory if no nodelist
+                */
                if (!nodelist)
-                       *policy_nodes = node_online_map;
+                       *policy_nodes = node_states[N_HIGH_MEMORY];
                err = 0;
        }
 out:
@@ -1060,7 +1062,8 @@ shmem_alloc_page(gfp_t gfp, struct shmem_inode_info *info,
        return page;
 }
 #else
-static inline int shmem_parse_mpol(char *value, int *policy, nodemask_t *policy_nodes)
+static inline int shmem_parse_mpol(char *value, int *policy,
+                                               nodemask_t *policy_nodes)
 {
        return 1;
 }
@@ -2238,7 +2241,7 @@ static int shmem_fill_super(struct super_block *sb,
        unsigned long blocks = 0;
        unsigned long inodes = 0;
        int policy = MPOL_DEFAULT;
-       nodemask_t policy_nodes = node_online_map;
+       nodemask_t policy_nodes = node_states[N_HIGH_MEMORY];
 
 #ifdef CONFIG_TMPFS
        /*